Definition: The follicular phase of the menstrual cycle begins on Day 1 of the menstrual cycle and ends when ovulation takes place.
Also Known As: proliferative phase
From Tracee Cornforth, for About.com
Updated: August 28, 2008
About.com Health's Disease and Condition content is reviewed by the Medical Review Board
Learn how you can reduce your your numbers with these nutrition and exercise tips. More >
Keep yourself, and your family, happy and healthy this fall with these tips. More >
©2009 About.com, a part of The New York Times Company.
All rights reserved.